module.exports ={
    port:3000,
    session:{
        secret:'nodeZhuanti',
        key:'nodeZhuanti',
        maxAge:2592000000
    },//express-session的配置，支持会话机制类似于浏览器端的session
    db:'nodeZhuanti',
    mongodb:'mongodb://127.0.0.1:27017/nodeZhuanti'
};